Min. Order Reference FOB Price
1 Piece US$1,000.00-2,500.00 / Piece
Product Description
Product Description 8 1/2 INCH TCI Tricone Bit/TCI Roller Cone/Rock Drill Bit for Well Drilling Bit Specification Bit Size 8 1/2'' 215.9mm IADC Code 537 Thread Connection 4 1/2 WOB(kN/mm) 0.4~1.0 ...